<?php

namespace Database\Seeders;

use App\Business;
use App\System;
use Carbon\Carbon;
use Illuminate\Database\Seeder;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Schema;
use Spatie\Permission\Models\Permission;
use Spatie\Permission\Models\Role;

class EnterpriseModulesSampleSeeder extends Seeder
{
    public function run(?int $businessId = null): void
    {
        $businessId = $businessId ?? (int) Business::query()->value('id');
        if (! $businessId) {
            $this->command?->warn('No business found — skipping enterprise sample seed.');

            return;
        }

        $userId = (int) DB::table('users')->where('business_id', $businessId)->value('id');

        $this->seedQms($businessId, $userId);
        $this->seedShopFloor($businessId, $userId);
        $this->seedSupplyChain($businessId);
        $this->seedAdvancedPlanning($businessId);
        $this->seedIntegrationHub($businessId);
        $this->seedCpq($businessId, $userId);
        $this->seedWms($businessId);
        $this->seedIot($businessId);
        $this->registerModuleVersions();
        $this->grantEnterprisePermissions($businessId);

        $this->command?->info("Enterprise sample data seeded for business #{$businessId}.");
    }

    protected function seedQms(int $businessId, int $userId): void
    {
        if (! Schema::hasTable('qms_ncr_reports')) {
            return;
        }

        if (DB::table('qms_ncr_reports')->where('business_id', $businessId)->exists()) {
            return;
        }

        $ncrId = DB::table('qms_ncr_reports')->insertGetId([
            'business_id' => $businessId,
            'ref_no' => 'NCR-00001',
            'title' => 'Dimensional deviation on machined shaft',
            'description' => 'Sample NCR for executive cockpit demo.',
            'severity' => 'major',
            'source' => 'production',
            'status' => 'investigating',
            'reported_by' => $userId ?: null,
            'detected_at' => Carbon::today()->subDays(3)->toDateString(),
            'created_at' => now(),
            'updated_at' => now(),
        ]);

        DB::table('qms_capa_actions')->insert([
            'business_id' => $businessId,
            'ncr_id' => $ncrId,
            'ref_no' => 'CAPA-00001',
            'type' => 'corrective',
            'title' => 'Recalibrate CNC offset and retrain operator',
            'status' => 'in_progress',
            'owner_id' => $userId ?: null,
            'due_date' => Carbon::today()->addDays(14)->toDateString(),
            'created_at' => now(),
            'updated_at' => now(),
        ]);

        DB::table('qms_fmea_records')->insert([
            'business_id' => $businessId,
            'ref_no' => 'FMEA-00001',
            'process_step' => 'Final assembly torque',
            'failure_mode' => 'Under-torque',
            'severity' => 8,
            'occurrence' => 4,
            'detection' => 3,
            'rpn' => 96,
            'status' => 'active',
            'created_at' => now(),
            'updated_at' => now(),
        ]);

        for ($i = 0; $i < 5; $i++) {
            DB::table('qms_spc_measurements')->insert([
                'business_id' => $businessId,
                'characteristic_name' => 'shaft_diameter_mm',
                'measured_value' => 49.98 + ($i * 0.01),
                'usl' => 50.05,
                'lsl' => 49.95,
                'target' => 50.00,
                'measured_at' => now()->subDays($i),
                'in_control' => true,
                'recorded_by' => $userId ?: null,
                'created_at' => now(),
                'updated_at' => now(),
            ]);
        }

        DB::table('qms_calibration_assets')->insert([
            'business_id' => $businessId,
            'asset_tag' => 'CAL-001',
            'name' => 'Digital micrometer 0-150mm',
            'status' => 'active',
            'calibration_interval_days' => 180,
            'next_due_at' => Carbon::today()->addMonths(3)->toDateString(),
            'created_at' => now(),
            'updated_at' => now(),
        ]);
    }

    protected function seedShopFloor(int $businessId, int $userId): void
    {
        if (! Schema::hasTable('sf_work_centers') || DB::table('sf_work_centers')->where('business_id', $businessId)->exists()) {
            return;
        }

        $wcId = DB::table('sf_work_centers')->insertGetId([
            'business_id' => $businessId,
            'name' => 'Assembly Line A',
            'code' => 'WC-A01',
            'capacity_per_hour' => 12,
            'status' => 'active',
            'created_at' => now(),
            'updated_at' => now(),
        ]);

        DB::table('sf_production_events')->insert([
            'business_id' => $businessId,
            'work_center_id' => $wcId,
            'event_type' => 'complete',
            'quantity' => 48,
            'good_quantity' => 46,
            'scrap_quantity' => 2,
            'recorded_at' => now()->subHours(2),
            'recorded_by' => $userId ?: null,
            'created_at' => now(),
            'updated_at' => now(),
        ]);

        DB::table('sf_oee_snapshots')->insert([
            'business_id' => $businessId,
            'work_center_id' => $wcId,
            'snapshot_date' => Carbon::today()->toDateString(),
            'availability_pct' => 92.5,
            'performance_pct' => 88.0,
            'quality_pct' => 95.8,
            'oee_pct' => 78.1,
            'planned_minutes' => 480,
            'run_minutes' => 444,
            'downtime_minutes' => 36,
            'ideal_output' => 96,
            'actual_output' => 48,
            'good_output' => 46,
            'created_at' => now(),
            'updated_at' => now(),
        ]);
    }

    protected function seedSupplyChain(int $businessId): void
    {
        if (! Schema::hasTable('sc_supplier_scorecards')) {
            return;
        }

        if (DB::table('sc_supplier_scorecards')->where('business_id', $businessId)->exists()) {
            return;
        }

        $supplierId = DB::table('contacts')
            ->where('business_id', $businessId)
            ->whereIn('type', ['supplier', 'both'])
            ->value('id');

        DB::table('sc_supplier_scorecards')->insert([
            'business_id' => $businessId,
            'contact_id' => $supplierId,
            'period_start' => Carbon::today()->startOfMonth()->toDateString(),
            'period_end' => Carbon::today()->endOfMonth()->toDateString(),
            'otif_score' => 87.5,
            'quality_score' => 92.0,
            'price_score' => 78.0,
            'responsiveness_score' => 85.0,
            'overall_score' => 85.6,
            'risk_level' => 'low',
            'created_at' => now(),
            'updated_at' => now(),
        ]);

        DB::table('sc_demand_forecasts')->insert([
            'business_id' => $businessId,
            'forecast_month' => Carbon::today()->addMonth()->format('Y-m-01'),
            'forecast_qty' => 120,
            'method' => 'moving_average',
            'confidence' => 0.82,
            'source' => 'sales_history',
            'created_at' => now(),
            'updated_at' => now(),
        ]);
    }

    protected function seedAdvancedPlanning(int $businessId): void
    {
        if (! Schema::hasTable('ap_capacity_resources') || DB::table('ap_capacity_resources')->where('business_id', $businessId)->exists()) {
            return;
        }

        DB::table('ap_capacity_resources')->insert([
            'business_id' => $businessId,
            'name' => 'Main Assembly Line',
            'resource_type' => 'line',
            'daily_capacity_hours' => 16,
            'efficiency_pct' => 85,
            'created_at' => now(),
            'updated_at' => now(),
        ]);

        DB::table('ap_sop_cycles')->insert([
            'business_id' => $businessId,
            'cycle_month' => Carbon::today()->format('Y-m-01'),
            'status' => 'draft',
            'demand_plan' => json_encode(['units' => 500, 'revenue' => 2500000]),
            'supply_plan' => json_encode(['capacity_hours' => 320, 'open_wo' => 12]),
            'financial_plan' => json_encode(['cogs' => 1800000, 'margin_pct' => 28]),
            'gaps' => json_encode(['capacity_gap_hours' => 24]),
            'created_at' => now(),
            'updated_at' => now(),
        ]);
    }

    protected function seedIntegrationHub(int $businessId): void
    {
        if (! Schema::hasTable('ih_webhook_endpoints') || DB::table('ih_webhook_endpoints')->where('business_id', $businessId)->exists()) {
            return;
        }

        DB::table('ih_webhook_endpoints')->insert([
            'business_id' => $businessId,
            'name' => 'Power BI / External BI',
            'url' => 'https://example.com/webhooks/executive-cockpit',
            'secret' => bin2hex(random_bytes(16)),
            'events' => json_encode(['executive_cockpit.exported', 'export.completed']),
            'is_active' => false,
            'created_at' => now(),
            'updated_at' => now(),
        ]);
    }

    protected function seedCpq(int $businessId, int $userId): void
    {
        if (! Schema::hasTable('ie_cpq_configurations') || DB::table('ie_cpq_configurations')->where('business_id', $businessId)->exists()) {
            return;
        }

        DB::table('ie_cpq_configurations')->insert([
            'business_id' => $businessId,
            'name' => 'Custom press line configuration',
            'ref_no' => 'CPQ-00001',
            'status' => 'quoted',
            'selected_options' => json_encode([]),
            'bom_snapshot' => json_encode(['lines' => []]),
            'quoted_price' => 1250000,
            'created_by' => $userId ?: null,
            'created_at' => now(),
            'updated_at' => now(),
        ]);
    }

    protected function seedWms(int $businessId): void
    {
        if (! Schema::hasTable('im_wms_waves') || DB::table('im_wms_waves')->where('business_id', $businessId)->exists()) {
            return;
        }

        $locationId = DB::table('business_locations')->where('business_id', $businessId)->value('id') ?? 1;

        DB::table('im_wms_waves')->insert([
            'business_id' => $businessId,
            'location_id' => $locationId,
            'wave_no' => 'WAVE-00001',
            'status' => 'planned',
            'pick_strategy' => 'wave',
            'priority' => 100,
            'created_at' => now(),
            'updated_at' => now(),
        ]);
    }

    protected function seedIot(int $businessId): void
    {
        if (! Schema::hasTable('mt_iot_devices') || DB::table('mt_iot_devices')->where('business_id', $businessId)->exists()) {
            return;
        }

        DB::table('mt_iot_devices')->insert([
            'business_id' => $businessId,
            'device_uid' => 'DEMO-VIB-001',
            'name' => 'Vibration sensor — Press #1',
            'protocol' => 'mqtt',
            'topic' => 'plant/press1/vibration',
            'status' => 'active',
            'last_seen_at' => now()->subMinutes(5),
            'created_at' => now(),
            'updated_at' => now(),
        ]);
    }

    protected function registerModuleVersions(): void
    {
        $modules = [
            'qualitymanagement' => '1.0.0',
            'shopfloor' => '1.0.0',
            'integrationhub' => '1.0.0',
            'supplychain' => '1.0.0',
            'advancedplanning' => '1.0.0',
        ];

        foreach ($modules as $key => $version) {
            if (empty(System::getProperty($key.'_version'))) {
                System::addProperty($key.'_version', $version);
            }
        }
    }

    protected function grantEnterprisePermissions(int $businessId): void
    {
        $permissions = [
            'qms.access', 'qms.ncr.view', 'qms.ncr.create', 'qms.ncr.update',
            'qms.capa.view', 'qms.capa.create', 'qms.capa.update',
            'qms.fmea.view', 'qms.fmea.create', 'qms.spc.view', 'qms.spc.create',
            'qms.calibration.view', 'qms.calibration.create', 'qms.calibration.update',
            'qms.audit.view', 'qms.audit.create', 'qms.document.view', 'qms.document.create',
            'shopfloor.access', 'shopfloor.view', 'shopfloor.production.create',
            'shopfloor.downtime.create', 'shopfloor.oee.view', 'shopfloor.instructions.view',
            'integrationhub.access', 'integrationhub.manage_webhooks', 'integrationhub.manage_tokens', 'integrationhub.export',
            'supplychain.access', 'supplychain.view', 'supplychain.scorecard.view', 'supplychain.scorecard.create',
            'supplychain.forecast.view', 'supplychain.forecast.create',
            'supplychain.rfq.view', 'supplychain.rfq.create', 'supplychain.rfq.update',
            'ap.access', 'ap.view', 'ap.resources.view', 'ap.resources.manage',
            'ap.schedule.view', 'ap.schedule.run', 'ap.sop.view', 'ap.sop.manage',
            'ie.cpq.view', 'ie.cpq.create',
        ];

        foreach ($permissions as $name) {
            Permission::firstOrCreate(['name' => $name, 'guard_name' => 'web']);
        }

        $role = Role::where('name', 'Admin#'.$businessId)->first();
        if ($role) {
            $role->givePermissionTo($permissions);
        }
    }
}